L'Oréal Paris Glycolic Bright Dark Spot Brightening Serum is a targeted face serum formulated to help visibly reduce dark spots, sunspots, age spots, and acne marks while brightening and evening out overall skin tone. It features a potent 8 % active complex combining Melasyl™ (a multi-patented pigment-fading ingredient), glycolic acid, and niacinamide that works to inhibit excess melanin production and gently exfoliate the skin’s surface, promoting a clearer and more radiant complexion over time. The lightweight, non-sticky and fast-absorbing texture penetrates quickly without clogging pores, making it suitable for a range of skin types, including sensitive and Indian skin tones. With consistent use twice daily in the morning and evening before moisturizer (and sunscreen during the day) many users see improvement in spot visibility within about a week and more even skin tone in roughly four weeks, thanks to its clinically studied formula that targets pigmentation concerns at the core.